POTEC: Off-Policy Contextual Bandits for Large Action Spaces via Policy Decomposition

Yuta Saito, Jihan Yao, Thorsten Joachims
2/12/2026

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@article{saito2026potec,
  title  = {POTEC: Off-Policy Contextual Bandits for Large Action Spaces via Policy Decomposition},
  author = {Yuta Saito and Jihan Yao and Thorsten Joachims},
  year   = {2026},
  url    = {https://api.semanticscholar.org/CorpusID:8db0293821c4e7d306b61823b1e36d6d84857af7},
  journal = {ICLR 2025 2025}
}

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